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authorTom Tromey <tom@tromey.com>2018-10-09 22:21:05 -0600
committerTom Tromey <tom@tromey.com>2018-12-28 12:49:54 -0700
commit62f29fda90cf1d5a1899f57ef78452471c707fd6 (patch)
tree4d2e519c41de4248f7b4f169f8f379f73f3f0a51 /gdb/utils.h
parent4a3045920bbe4e50a0f4920b0fdc4e88ef23015c (diff)
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Highlight source code using GNU Source Highlight
This changes gdb to highlight source using GNU Source Highlight, if it is available. This affects the output of the "list" command and also the TUI source window. No new test because I didn't see a way to make it work when Source Highlight is not found. gdb/ChangeLog 2018-12-28 Tom Tromey <tom@tromey.com> * utils.h (can_emit_style_escape): Declare. * utils.c (can_emit_style_escape): No longer static. * cli/cli-style.c (set_style_enabled): New function. (_initialize_cli_style): Use it. * tui/tui-winsource.c (tui_show_source_line): Use tui_puts. (tui_alloc_source_buffer): Change how source lines are allocated. * tui/tui-source.c (copy_source_line): New function. (tui_set_source_content): Use source cache. * tui/tui-io.h (tui_puts): Update. * tui/tui-io.c (tui_puts_internal): Add window parameter. (tui_puts): Likewise. (tui_redisplay_readline): Update. * tui/tui-data.c (free_content_elements): Change how source window contents are freed. * source.c (forget_cached_source_info): Clear the source cache. (print_source_lines_base): Use the source cache. * source-cache.h: New file. * source-cache.c: New file. * configure.ac: Check for GNU Source Highlight library. * configure: Update. * config.in: Update. * Makefile.in (SRCHIGH_LIBS, SRCHIGH_CFLAGS): New variables. (INTERNAL_CFLAGS_BASE): Add SRCHIGH_CFLAGS. (CLIBS): Add SRCHIGH_LIBS. (COMMON_SFILES): Add source-cache.c. (HFILES_NO_SRCDIR): Add source-cache.h.
Diffstat (limited to 'gdb/utils.h')
-rw-r--r--gdb/utils.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/gdb/utils.h b/gdb/utils.h
index 1f09ec2..16ee9fb 100644
--- a/gdb/utils.h
+++ b/gdb/utils.h
@@ -443,6 +443,10 @@ extern void fputs_styled (const char *linebuffer,
extern void reset_terminal_style (struct ui_file *stream);
+/* Return true if ANSI escapes can be used on STREAM. */
+
+extern bool can_emit_style_escape (struct ui_file *stream);
+
/* Display the host ADDR on STREAM formatted as ``0x%x''. */
extern void gdb_print_host_address_1 (const void *addr, struct ui_file *stream);